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NET INCOME PER SHARE - Narrative (Details) - Convertible Notes - $ / shares | Mar. 01, 2021 | Mar. 09, 2020
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Convertible Senior Notes Due 2025 |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |
Debt conversion price (in USD per share) |  | $ 81.54
Convertible Senior Notes Due 2026 |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |
Debt conversion price (in USD per share) | $ 307.47 |
Convertible Senior Notes Due 2028 |  |
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] |  |
Debt conversion price (in USD per share) | $ 284.87 |

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